岡井千聖 (Okai Chisato) is a former Japanese pop singer. She is a former member of the group ℃-ute under Hello! Project. She is also a former member of Mellowquad and Triplet and leader of Team Okai. On May 1, 2020, she announced she had retired from the entertainment industry.
Known For : Acting
Birthday : 1994-06-21
Place of Birth : Tokorozawa, Saitama Prefecture, Japan
Also Known As : Okai Chisato (岡井千聖), Okai Chisato, Chissaa, ちっさー, Okai-chan, 岡井ちゃん, Chisato, ちさと, Chippe, ちっぺ